Patriots' Day is a civic holiday commemorating the first battles of the American Revolutionary War. It specifically marks the anniversary of the Battles of Lexington and Concord, which occurred on April 19, 1775. These engagements between colonial Minutemen and British regular soldiers in Massachusetts were the first armed conflicts of the revolution, representing the definitive start of the war for American independence.
The events leading to the battles began with the "midnight ride" of Paul Revere, William Dawes, and Samuel Prescott, who warned colonial militias of the approaching British forces. The British objective was to seize a colonial weapons cache in Concord. The initial confrontation on Lexington Green resulted in the first casualties of the war. Later that day at Concord's North Bridge, colonial militiamen successfully engaged and repelled the British troops, forcing a retreat back to Boston. This successful colonial resistance, immortalized as the "shot heard 'round the world," demonstrated that the colonial militia was a capable fighting force and galvanized revolutionary sentiment throughout the Thirteen Colonies.
Observed annually on the third Monday in April in Massachusetts, Maine, and Wisconsin, the holiday's legacy is honored through historical reenactments, parades, and educational events. The most prominent modern observance is the Boston Marathon, which has been held on this day since 1897. The celebration serves as a remembrance of the citizen-soldiers who initiated the fight for American liberty and highlights the transition from political dissent to armed rebellion that ultimately led to the founding of the United States.